[INFO] updating cached repository https://github.com/monkslc/hyperpolyglot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/monkslc/hyperpolyglot
[INFO] [stderr]  * [new branch]      dependabot/maven/samples/Maven-POM/filenames/mysql-mysql-connector-java-8.0.16 -> dependabot/maven/samples/Maven-POM/filenames/mysql-mysql-connector-java-8.0.16
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8e59d8fb82ec8db760984fd6f403ef30c81f9ec
[INFO] documenting monkslc/hyperpolyglot against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkslc%2Fhyperpolyglot" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monkslc/hyperpolyglot on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/monkslc/hyperpolyglot
[INFO] removed workspace from git repo https://github.com/monkslc/hyperpolyglot
[INFO] removed path dependency polyglot_tokenizer from git repo https://github.com/monkslc/hyperpolyglot
[INFO] finished tweaking git repo https://github.com/monkslc/hyperpolyglot
[INFO] tweaked toml for git repo https://github.com/monkslc/hyperpolyglot written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/monkslc/hyperpolyglot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50a797e5a9528b49c5f64f00d5b2c83667bdeae7d2280384e498d8ea728c42b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "50a797e5a9528b49c5f64f00d5b2c83667bdeae7d2280384e498d8ea728c42b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50a797e5a9528b49c5f64f00d5b2c83667bdeae7d2280384e498d8ea728c42b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50a797e5a9528b49c5f64f00d5b2c83667bdeae7d2280384e498d8ea728c42b2", kill_on_drop: false }`
[INFO] [stdout] 50a797e5a9528b49c5f64f00d5b2c83667bdeae7d2280384e498d8ea728c42b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 640abebda9c5e28591d1ced2c3a1e39f45db3ca553a1583da0cb4b5618b7099f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "640abebda9c5e28591d1ced2c3a1e39f45db3ca553a1583da0cb4b5618b7099f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking siphasher v0.3.3
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling pcre2-sys v0.2.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking pcre2 v0.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking phf_generator v0.8.0
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking phf_codegen v0.8.0
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]     Checking logos v0.11.4
[INFO] [stderr]     Checking polyglot_tokenizer v0.1.3
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking hyperpolyglot v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting hyperpolyglot v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `hyperpolyglot`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name hyperpolyglot --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 -C metadata=d86aaec7f18ab5f5 -C extra-filename=-d86aaec7f18ab5f5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-d91697f972468d21.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-e824dd0228c5a3dc.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b2c940d7bd864b5c.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-d9c037406e4228a0.rmeta --extern pcre2=/opt/rustwide/target/debug/deps/libpcre2-3b618c02d49c1f8c.rmeta --extern phf=/opt/rustwide/target/debug/deps/libphf-701bea90c65804b8.rmeta --extern phf_codegen=/opt/rustwide/target/debug/deps/libphf_codegen-1e9403537b6107a6.rmeta --extern polyglot_tokenizer=/opt/rustwide/target/debug/deps/libpolyglot_tokenizer-a0da663035b977ef.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-02df3c8f4aabc6bd.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-d639391ee1ec3d8b.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-431eea0a650db91e.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-0d47dfaf7682a2d2.rmeta -L native=/usr/lib/x86_64-linux-gnu` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "640abebda9c5e28591d1ced2c3a1e39f45db3ca553a1583da0cb4b5618b7099f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640abebda9c5e28591d1ced2c3a1e39f45db3ca553a1583da0cb4b5618b7099f", kill_on_drop: false }`
[INFO] [stdout] 640abebda9c5e28591d1ced2c3a1e39f45db3ca553a1583da0cb4b5618b7099f